|
|
A172620
|
|
Number of n X n 0..2 arrays with row sums 12 and column sums 12
|
|
1
|
|
|
0, 0, 0, 0, 0, 1, 9135630, 589985590963930, 78459796857685317493440, 23086954810641629693375704674000, 15464071313054035722739424623204673044920
(list;
graph;
refs;
listen;
history;
text;
internal format)
|
|
|
OFFSET
|
1,7
|
|
LINKS
|
|
|
CROSSREFS
|
|
|
KEYWORD
|
nonn
|
|
AUTHOR
|
|
|
STATUS
|
approved
|
|
|
|